:root { --bg:#faf9f7; --ink:#1c1c1e; --soft:rgba(28,28,30,.68); --accent:#c98a00; --line:rgba(28,28,30,.10); }
@media (prefers-color-scheme: dark) {
  :root { --bg:#111112; --ink:#f2f2f0; --soft:rgba(242,242,240,.66); --accent:#ffd34d; --line:rgba(242,242,240,.12); }
}
* { box-sizing:border-box; }
body { background:var(--bg); color:var(--ink); margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif; line-height:1.6; }
main { max-width:680px; margin:0 auto; padding:48px 20px 96px; }
nav { display:flex; gap:18px; padding-bottom:20px; margin-bottom:28px; border-bottom:1px solid var(--line); }
nav a { font-size:.9rem; font-weight:600; text-decoration:none; }
h1 { font-weight:800; font-size:2rem; margin:0 0 8px; letter-spacing:-.02em; }
h2 { font-weight:700; font-size:1.15rem; margin:32px 0 8px; }
h3 { font-weight:600; font-size:1rem; margin:20px 0 4px; }
p, li { color:var(--soft); margin:0 0 12px; }
ul { padding-left:22px; }
a { color:var(--accent); }
.updated { font-size:.85rem; color:var(--soft); margin-bottom:32px; }
.lede { font-size:1.05rem; }